1. Most SLR cameras compatible with life, such as Panasonic GH3 / 4/5 Canon 5D 2/3 Nikon D3200, D3300, SONY A7 A9 A6500 and more. Loding Weight: 800-3000 g.2. Adjusted center of gravity can be used directly, be sure to adjust the position of the center of gravity.